Qa (1/2) - Sony VPL-PX11 Service Manual

1
S VIDEO
CN21
J100
VIDEO
2
VIDEO IN
J101
AV-AUDIO IN
3
J201
D-SUB 9PIN
RS-232C
RS-232C
4
QA (1/2) MAX202 (IC101)
C1+ 1 16 Vcc
V+ 2 15 GND
C1- 3 14 T1OUT
C2+ 4 13 R1IN
5 C2- 5 12 R1OUT
V- T1IN
6 11
T2OUT 7 10 T2IN
R2IN R2OUT
8 9
A B
C100
4.7
R100
JL100 L100 10V
0µH
# B:CHIP
C
:CHIP
R102 R103
D100
150 150
R104
RD5.6SB-T1
:RN-CP :RN-CP
PROTECT
Y
C JL101 :CHIP
#
Y
4 3
A00119
L101
C101
2 1 0µH
47 RD5.6SB-T1
16V
R108 R109 :AL-CP
4P 150 150
:RN-CP :RN-CP
JL102
VIDEO
#
L102 C102
R115
0µH 47
150
16V
:RN-CP
:AL-CP
D103
R114
JL105
RD5.6SB-T1
150
#
:RN-CP
PROTECT
C104
10
20V
:TA-CP
R118
L103 D104
JL103 470k
0µH
RD9.1SB2-T1
#
:CHIP
PROTECT
L104 R119
C105 D105
JL104
0µH 470k 10
# RD9.1SB2-T1
:CHIP 20V
PROTECT
:TA-CP
JL106
#
JL2102 JL2104 JL2106 JL2108 JL2110
# JL2103 # JL2105 # JL2107 # JL2109 #
# # # #
RB101
100
C111 C112 C113 C114 C115 C116
0.001 0.001 0.001 0.001 0.001 0.001
B:CHIP B:CHIP B:CHIP B:CHIP B:CHIP B:CHIP
C

QA (1/2)

QA (1/2)
5V-3
Q100
2SC2712-YG-TE85L
+5V
BUFF
22k
R101
22k R105
2.4
:CHIP 100
1.8
:CHIP
C
S-C
22k
R106
1k
2.4 Q101
:CHIP
2SC2712-YG-TE85L
BUFF
D101
R107
1.7
22k
Y
S-Y
PROTECT
:CHIP
Q102
R111
R110
2SC2712-YG-TE85L
1k
100
BUFF
:CHIP
:CHIP
R112
22k C103
R116
:CHIP 1
100
B:CHIP VIDEO
:CHIP
R113
CVBS
2.4
22k
:CHIP
1.7
R117
1k
:CHIP
V-AU-R
A-R
V-AU-L
A-L
D107 D106
RD27SB
RD27SB
PROTECT PROTECT
RS-232C DRIVE
C106
0.1
C107
D108 25V
0.1
D204K B:CHIP
25V
PROTECT
B:CHIP
C109
0.1
25V
B:CHIP
C110
D109
D111
R121
0.1
RD27SB RD27SB 0
25V
:CHIP
PROTECT PROTECT
B:CHIP
R123
0
:CHIP
D112 D113
D110
D204K RD27SB
RD27SB
PROTECT PROTECT PROTECT
D114
D204K
PROTECT
6-6 6-6
D E
INPUTA/INPUTB
VIDEO/RGB
TO P2 V BUS
US+
US-
A+5V
SIRCS-U
5V-3
+5V JL112
#
TO P2
MS-USB
U-DA
U-CL
REQ
SUB+3.3V
3.3V
JL118
#
SUB+5V
5V
IC101
MAX202CSE
+5V
JL119
#
C108
0.1
R120
25V
1k
C1+ VCC
B:CHIP
:CHIP
V+ GND
C1- T10
Q103
C2+ R11
DTC144EKA-T146
INV.BUFF
C2- R1O
R122
TP101
0
V- T11
:CHIP
TX0
T20 T21
R21 R20
R124 TP102
0
RXO
:CHIP
QA
(1/2)
(VIDEO IN,BUFFER,RS-232C DRIVE)
F
CN20
50P
A1 GND
JL107 B1 GND
#
CVBS
A2 CVBS
B2 CVBS
A3 GND
JL108 B3 GND
#
S-Y
A4 S-Y
B4 S-Y
A5 GND
JL109 B5 GND
#
S-C
A6 S-C
B6 S-C
A7 GND
B7 GND
JL110 A8 N.C.
#
B8 A/B(INPUTA/CE)
JL111 A9 N.C.
#
B9 VIDEO/RGB
A10 V BUS
B10 US+
A11 US-
B11 SIRCS-U
A12 GND
B12 GND
JL113
#
A13 A+5V(5V-3) TO BB BOARD
V-AU-L
B13 V AUDIO-L CN307
A14 A+5V(5V-3)
JL114
#
V-AU-R
B14 V AUDIO-R
A15 GND
B15 GND
A16 N.C.
B16 GND
A17 N.C.
JL115
#
B17 U-DA
JL116 A18 N.C.
#
B18 U-CL
A19 N.C.
JL117
#
B19 REQ
A20 UPGM RS
+3.3V
B20 GND
A21 SUB+3.3V
B21 SUB+3.3V
A22 SUB+3.3V
B22 SUB+3.3V
A23 TXD
B23 RXD
A24 SUB+5V(5V-1)
B24 SUB+5V(5V-1)
A25 SUB+5V(5V-1)
B25 SUB+5V(5V-1)
JL120
#
B-SS1739-WW-QA-P1
VPL-PX11
G H